diff --git a/Submission/FindPivotIndex/screenshot2A2.jpeg b/Submission/FindPivotIndex/screenshot2A2.jpeg
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diff --git a/Submission/FindPivotIndex/solution.c b/Submission/FindPivotIndex/solution.c
new file mode 100644
index 0000000..722b4fe
--- /dev/null
+++ b/Submission/FindPivotIndex/solution.c
@@ -0,0 +1,14 @@
+int pivotIndex(int* nums, int n) {
+    int sum = 0, left = 0;
+
+    for (int i = 0; i < n; i++)
+        sum += nums[i];
+
+    for (int i = 0; i < n; i++) {
+        if (left == sum - left - nums[i])
+            return i;
+        left += nums[i];
+    }
+
+    return -1;
+}
\ No newline at end of file
diff --git a/Submission/MergeIntervals/screenshot1A2.jpeg b/Submission/MergeIntervals/screenshot1A2.jpeg
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diff --git a/Submission/MergeIntervals/solution.c b/Submission/MergeIntervals/solution.c
new file mode 100644
index 0000000..2f1f44c
--- /dev/null
+++ b/Submission/MergeIntervals/solution.c
@@ -0,0 +1,37 @@
+#include <stdlib.h>
+
+int cmp(const void* a, const void* b) {
+    return (*(int**)a)[0] - (*(int**)b)[0];
+}
+
+int** merge(int** intervals, int n, int* colSize, int* retSize, int** retColSizes) {
+    qsort(intervals, n, sizeof(int*), cmp);
+
+    int** res = malloc(n * sizeof(int*));
+    *retColSizes = malloc(n * sizeof(int));
+    int k = 0;
+
+    res[0] = malloc(2 * sizeof(int));
+    res[0][0] = intervals[0][0];
+    res[0][1] = intervals[0][1];
+    (*retColSizes)[0] = 2;
+
+    for (int i = 1; i < n; i++) {
+        int* last = res[k];
+        int* curr = intervals[i];
+
+        if (curr[0] <= last[1]) {
+            if (curr[1] > last[1])
+                last[1] = curr[1];
+        } else {
+            k++;
+            res[k] = malloc(2 * sizeof(int));
+            res[k][0] = curr[0];
+            res[k][1] = curr[1];
+            (*retColSizes)[k] = 2;
+        }
+    }
+
+    *retSize = k + 1;
+    return res;
+}